<html>
<head/>
<body>
  <p>Login with "foo" and "secret".</p>
  <form method="POST" action="/login">
    <input type="text" name="username" placeholder="Username"/>
    <input type="password" name="password" placeholder="Password"/>
    <button type="submit" name="_">Login</button>
  </form>
</body>
</html>
